{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Disease"], "input": "To guard against the possible problem of differential PCR amplification rates based on the lengths of the alleles , the sperm were also typed at another closely linked marker whose allele size was unrelated to the allele size at the DM locus ."}
{"Disease": ["DM"]}